Warning: file_put_contents(): Only 0 of 5161 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/oclz.com/index.php on line 55 oil-shale kerogen例句_oil-shale kerogen英汉例句_oil-shale kerogen双解例句_菜篮子兴趣思朗文词典
Nearly 80% of the oil-shale kerogen can be extracted as a toluene soluble bitumen with average molecular weight about 800. 可從油頁巖中得到對有機質約80％的瀝青抽出物（平均分子量約800）。